2998081 has 2 divisors, whose sum is σ = 2998082. Its totient is φ = 2998080.

The previous prime is 2998063. The next prime is 2998097. The reversal of 2998081 is 1808992.

2998081 is nontrivially palindromic in base 12.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2076481 + 921600 = 1441^2 + 960^2 .

It is a cyclic number.

It is not a de Polignac number, because 2998081 - 2¹¹ = 2996033 is a prime.

It is a super-2 number, since 2×2998081² = 17976979365122, which contains 22 as substring.

It is an Ulam number.

2998081 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 2998081.

It is not a weakly prime, because it can be changed into another prime (2998031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1499040 + 1499041.

It is an arithmetic number, because the mean of its divisors is an integer number (1499041).

2^2998081 is an apocalyptic number.

It is an amenable number.

2998081 is a deficient number, since it is larger than the sum of its proper divisors (1).

2998081 is an equidigital number, since it uses as much as digits as its factorization.

2998081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 37.

The square root of 2998081 is about 1731.4967513686. The cubic root of 2998081 is about 144.1941985056.

The spelling of 2998081 in words is "two million, nine hundred ninety-eight thousand, eighty-one".